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1. Wildland Fires, USA, 1937 to 2017
1937. Wildland Fires documented by the National Park service between 1937 and 2017. National Park Service.
2. Major Dams, USA, 2013
2013. United States. Geological Survey. This dataset is provided as part of the USGS National Hydrology Dataset and depicts the point locations for major dams in all fifty states and Puer... United States Geological Survey.